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michial

macrumors 6502a
Original poster
Sep 15, 2009
775
427
I have the Apple 20W usb c charger and noticed my 13 max gets pretty warm to hot when charging. Is this normal? Should I use the lower 5w instead?
 

jterp7

macrumors 65816
Oct 26, 2011
1,292
161
i notice this too but with the anker 20W. Strange thing is i used to charge my xs max and it never even got remotely warm at all...to the point i had to double check the percentage to check it was plugged in at all.

Im assuming you werent gaming and plugged in as well.
 

MacWorld78

macrumors 6502a
Jul 25, 2012
630
425
I also have the same Apple 20W USB-C Power Adapter and Apple USB-C to lighting cable.

If the battery status start from anywhere between 1-49%, then the charger will use fast mode for 30 mins - that's why you feel heat anywhere warm/hot.

If the battery status is over 50% it will go slow charging I think - that's feel almost no heat.

It's all depend what kind of case you have & room temperature - that also cause over heating issue.

I'm not sure if I'm correct with above facts - just saying it :)
 
Last edited:

jterp7

macrumors 65816
Oct 26, 2011
1,292
161
for reference my xs max and 13 pro max both used the official apple cases
 
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